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Police & Uniformed Services Mathematics MCQs with Answers

85 practice MCQs on Mathematics for Police & Uniformed Services tests. Think of your answer first, then open "Show answer and explanation". These are practice questions, not official examination papers.

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Q71. Find the volume of a cube of side 2 cm (in cubic cm).

  1. 24
  2. 4
  3. 8
  4. 10
Show answer and explanation

Correct answer: C. 8

Volume = side^3 = 8.

Q72. What is 20% of 200?

  1. 40
  2. 80
  3. 50
  4. 35
Show answer and explanation

Correct answer: A. 40

20% of 200 = 20/100 x 200 = 40.

Q73. Find the area of a rectangle with length 24 cm and breadth 11 cm (in sq cm).

  1. 264
  2. 288
  3. 70
  4. 253
Show answer and explanation

Correct answer: A. 264

Area = l x b = 264.

Q74. What is the probability of getting a head when a fair coin is tossed?

  1. 1/4
  2. 1/2
  3. 0
  4. 1
Show answer and explanation

Correct answer: B. 1/2

Two equally likely outcomes.

Q75. What is 5% of 800?

  1. 50
  2. 80
  3. 35
  4. 40
Show answer and explanation

Correct answer: D. 40

5% of 800 = 5/100 x 800 = 40.

Q76. What is the LCM of 12 and 30?

  1. 120
  2. 54
  3. 60
  4. 66
Show answer and explanation

Correct answer: C. 60

LCM = (x*y)/HCF = 360/6 = 60.

Q77. If 6x + 12 = 72, find x.

  1. 10
  2. 11
  3. 9
  4. 12
Show answer and explanation

Correct answer: A. 10

6x = 60, so x = 10.

Q78. Divide Rs. 36 in the ratio 3:1. What is the larger share in Rs.?

  1. 36
  2. 27
  3. 18
  4. 9
Show answer and explanation

Correct answer: B. 27

Parts = 4; each part = 9; larger share = 27.

Q79. What is 98 x 20?

  1. 1860
  2. 1950
  3. 1920
  4. 1960
Show answer and explanation

Correct answer: D. 1960

98 x 20 = 1960.

Q80. What is the probability of getting an even number when a die is thrown?

  1. 1/6
  2. 2/3
  3. 1/3
  4. 1/2
Show answer and explanation

Correct answer: D. 1/2

Three even numbers among six.

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